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I'm a well-known mainframe performance guy, with almost 30 years of experience helping customers manage systems. I also dabble in lots of other technology. I've sought to widen the Performance role, incorporating aspects of infrastructural architecture.

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Another week, another app.
This time it’s a game - and therefore a good excuse to (perhaps gratuitously) try out the
iPhone’s screenshot capability. (In case you don’t know, you press the power button and the home button simultaneously.
If you do you get a nice camera-like click and the screenshot goes to your camera roll.
In this instance I copied them to DropBox as the easiest way to get... [More]

I've added the words "on iOS" because this might spread to other platforms. A week ago I posted that I'd pick an app a week and try to get value out of it.
I also said I might blog about what I think. This week's app is Note & Share - an app that runs on both the iPad and the iPhone. (Probably on iPod Touch also but I don't have one of those.) Needless to say this isn't an official IBM view... [More]

We must have over 200 iOS apps in our iTunes account.
Some of them we paid for, but usually not much 1 , but many were free. 2 I'm sure I'm not alone in wondering "how did that happen?" It's got well beyond the point that a new app 3 simply won't appear on my iPhone and has to be searched for.
Yes, I do use app groups and yes I also know how to find the recently used apps but that's... [More]

Given I'm not paid to blog, and given I've no real motivation to maximise my blog post count, the frequency of posting is just "what it happens to be". In that spirit this post isn't about how to "game" blogging statistics (and it itself isn't a gratuitous attempt to increment the count by one). What I want to convey is my experience with mind-mapping software, in the hope it's... [More]

Inspired by two of Bob Leah's posts on QR Codes - here and here I started experimenting with creating and consuming QR codes. But what is a QR code? In short it's a two-dimensional barcode that can contain e.g plain text or a URL. In the latter case a QR code reader can pick up the URL - maybe from a real-world object - and open it in a browser.
Creating QR Codes In my experiment I created the... [More]